X and Y are
Natural Rubber, Gutta Percha
Gutta percha, natural rubber
natural rubber, natural rubber
none of these
As we learned
Gutta Percha -
Natural rubber in which arrangement of carbon chain is trans with respect to the double bond ( trans-stereoisomer ).
- wherein
- Non-elastic
- Obtained from bark of various trees.
Option 1)
Natural Rubber, Gutta Percha
Option 2)
Gutta percha, natural rubber
Option 3)
natural rubber, natural rubber
Option 4)
none of these
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